CVE-2021-39255: Buffer Overflow
First published: Mon Sep 06 2021(Updated: )
A crafted NTFS image can trigger an out-of-bounds read, caused by an invalid attribute in ntfs_attr_find_in_attrdef, in NTFS-3G < 2021.8.22.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/ntfs3g | <2021.8.22 | 2021.8.22 |
| debian/ntfs-3g | 1:2017.3.23AR.3-4+deb11u3 1:2022.10.3-1 1:2022.10.3-3 | |
| ntfs-3g | <2021.8.22 | |
| Debian | =9.0 | |
| Debian | =10.0 | |
| Debian | =11.0 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
- https://github.com/tuxera/ntfs-3g/releases
- https://github.com/tuxera/ntfs-3g/security/advisories/GHSA-q759-8j5v-q5jp
- https://lists.debian.org/debian-lts-announce/2021/11/msg00013.html
- https://security.gentoo.org/glsa/202301-01
- https://www.debian.org/security/2021/dsa-4971
- https://www.openwall.com/lists/oss-security/2021/08/30/1
- https://github.com/tuxera/ntfs-3g
- https://access.redhat.com/security/cve/CVE-2021-33285
- https://access.redhat.com/security/cve/CVE-2021-35269
- https://access.redhat.com/security/cve/CVE-2021-35268
- https://access.redhat.com/security/cve/CVE-2021-33289
- https://access.redhat.com/security/cve/CVE-2021-33286
- https://access.redhat.com/security/cve/CVE-2021-35266
- https://access.redhat.com/security/cve/CVE-2021-33287
- https://access.redhat.com/security/cve/CVE-2021-35267
- https://access.redhat.com/security/cve/CVE-2021-39251
- https://access.redhat.com/security/cve/CVE-2021-39252
- https://access.redhat.com/security/cve/CVE-2021-39253
- https://access.redhat.com/security/cve/CVE-2021-39254
- https://access.redhat.com/security/cve/CVE-2021-39255
- https://access.redhat.com/security/cve/CVE-2021-39256
- https://access.redhat.com/security/cve/CVE-2021-39257
- https://access.redhat.com/security/cve/CVE-2021-39258
- https://access.redhat.com/security/cve/CVE-2021-39259
- https://access.redhat.com/security/cve/CVE-2021-39260
- https://access.redhat.com/security/cve/CVE-2021-39261
- https://access.redhat.com/security/cve/CVE-2021-39262
- https://access.redhat.com/security/cve/CVE-2021-39263
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2006447
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2006446
- https://access.redhat.com/errata/RHSA-2021:3703
- https://access.redhat.com/security/cve/cve-2021-39255
- https://access.redhat.com/errata/RHSA-2021:3704
- https://access.redhat.com/errata/RHSA-2022:1759
- https://bugzilla.redhat.com/show_bug.cgi?id=2001653
- https://security-tracker.debian.org/tracker/CVE-2021-39255
Frequently Asked Questions
What is the severity of CVE-2021-39255?
CVE-2021-39255 has a medium severity rating due to the potential for out-of-bounds read vulnerabilities.
How do I fix CVE-2021-39255?
To fix CVE-2021-39255, update ntfs-3g to version 2021.8.22 or later.
What systems are affected by CVE-2021-39255?
CVE-2021-39255 affects ntfs-3g versions prior to 2021.8.22 on various Linux distributions.
What type of vulnerability is CVE-2021-39255?
CVE-2021-39255 is classified as an out-of-bounds read vulnerability.
What is the cause of CVE-2021-39255?
CVE-2021-39255 is caused by an invalid attribute in the ntfs_attr_find_in_attrdef function.
- agent/type
- agent/first-publish-date
- agent/references
- agent/weakness
- agent/author
- agent/severity
- collector/redhat-bugzilla
- source/Red Hat
- alias/CVE-2021-39255
- agent/software-canonical-lookup
- collector/security-tracker-debian
- source/Debian
- agent/description
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/event
- agent/source
- agent/softwarecombine
- agent/tags
- collector/nvd-index
- agent/software-canonical-lookup-request
- package-manager/redhat
- package-manager/debian
- vendor/tuxera
- canonical/ntfs-3g
- vendor/debian
- canonical/debian
- version/debian/9.0
- version/debian/10.0
- version/debian/11.0